90904437

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:815

約数の個数: 40

約数和(自身を含む): 147581280

約数和(自身を除く): 56676843

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 131, 351, 393, 659, 1053, 1179, 1703, 1977, 3537, 5109, 5931, 8567, 10611, 15327, 17793, 25701, 45981, 53379, 77103, 86329, 137943, 231309, 258987, 693927, 776961, 1122277, 2330883, 3366831, 6992649, 10100493, 30301479, 90904437]

約数ペア:

[(1, 90904437), (3, 30301479), (9, 10100493), (13, 6992649), (27, 3366831), (39, 2330883), (81, 1122277), (117, 776961), (131, 693927), (351, 258987), (393, 231309), (659, 137943), (1053, 86329), (1179, 77103), (1703, 53379), (1977, 45981), (3537, 25701), (5109, 17793), (5931, 15327), (8567, 10611)]